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How to check whether a file or directory exists?
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Capistrano error tar: This does not look like a tar archive
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Print array elements on separate lines in Bash?
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Rails Model find where not equal
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Android Studio Project Structure (v.s. Eclipse Project Structure)
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How to add NERDTree to your .vimrc
...autoload ~/.vim/bundle; \
curl -Sso ~/.vim/autoload/pathogen.vim \
https://raw.github.com/tpope/vim-pathogen/master/autoload/pathogen.vim
Add this to your .vimrc:
execute pathogen#infect()
then install NERDTree:
cd ~/.vim/bundle
git clone https://github.com/scrooloose/nerdtree.git
An...
Spring Boot Rest Controller how to return different HTTP status codes?
...trollerAdvice
class GlobalControllerExceptionHandler {
@ResponseStatus(HttpStatus.CONFLICT) // 409
@ExceptionHandler(DataIntegrityViolationException.class)
public void handleConflict() {
// Nothing to do
}
}
Also you can pass HttpServletResponse to controller method and ju...
When to create a new app (with startapp) in Django?
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What's the proper way to install pip, virtualenv, and distribute for Python?
...e install.
Download virtualenv:
http://pypi.python.org/pypi/virtualenv
https://pypi.python.org/packages/source/v/virtualenv/virtualenv-12.0.7.tar.gz
(or whatever is the latest version!)
Unpack the source tarball
Use the unpacked tarball to create a clean virtual environment. This virtual enviro...
mongodb count num of distinct values per field/key
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